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the shedding of the main bus bars.
In this case, the electrical system
configuration is the same as in emergency
except for the fuel pumps which remain
supplied.
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ELECTRICAL MENU Abnormal operation (C) 55/54
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ELECTRICAL MENU Normal operation (A) 1/44
ELECTRICAL MENU Normal operation (A) 2/44
Let’s assume that we are starting with a cold
aircraft for the first flight of the day.
ELECTRICAL MENU Normal operation (A) 3/44
When we enter the cockpit, one of the first
items that we check is the battery voltages.
ELECTRICAL MENU
Normal operation (A) 4/44
To do this, you look at the battery voltage
displays on the ELEC panel.
As you can see, both are below the minimum
required 25.5 V. So, you will have to recharge the
batteries from external power.
ELECTRICAL MENU
Normal operation (A) 5/44
To charge the batteries, you have to switch
them on.
Swiittcchh BATT 11 oonn..
ELECTRICAL MENU Normal operation (A) 6/44
To charge the batteries, you have to switch
them on.
Noo,, pprreessss BATT 11 ppbb ssw..
ELECTRICAL MENU Normal operation (A) 7/44
To charge the batteries, you have to switch
them on.
Noo,, pprreessss BATT 11 ppbb ssw..
ELECTRICAL MENU
Normal operation (A) 8/44
Swiittcchh BATT 22 oonn..
Notice the OFF light has illuminated on
BAT 2 pb sw because now the aircraft has
electrical power to provide that indication.
ELECTRICAL MENU
Normal operation (A) 9/44
Noo,, pprreessss BATT 22 ppbb ssw..
Notice the OFF light has illuminated on
BAT 2 pb sw because now the aircraft has
electrical power to provide that indication.
ELECTRICAL MENU Normal operation (A) 10/44
Noo,, pprreessss BATT 22 ppbb ssw..
Notice the OFF light has illuminated on
BAT 2 pb sw because now the aircraft has
electrical power to provide that indication.
ELECTRICAL MENU
Normal operation (A) 11/44
Because the green AVAIL light is
not lighted, meaning that you have
no ground power, you have to ask
the ground personnel to connect a
ground cart.
Clliicckk oonn tthhee meecchhaanniicc..
ELECTRICAL MENU Normal operation (A) 12/44
Noo,, cclliicckk oonn tthhee meecchhaanniicc..
Because the green AVAIL light is
not lighted, meaning that you have
no ground power, you have to ask
the ground personnel to connect a
ground cart.
ELECTRICAL MENU Normal operation (A) 13/44
Noo,, cclliicckk oonn tthhee meecchhaanniicc..
Because the green AVAIL light is
not lighted, meaning that you have
no ground power, you have to ask
the ground personnel to connect a
ground cart.
ELECTRICAL MENU
Normal operation (A) 14/44
Swiittcchh tthhee EXTT PWR ON..
The ground cart is now connected.
The green AVAIL light has appeared which
means:
• external power is plugged in,
• its voltage and frequency are normal,
• it is ready for use.
ELECTRICAL MENU Normal operation (A) 15/44
Noo,, pprreessss oonn tthhee EXTT PWR ppbb ssw..
The ground cart is now connected.
The green AVAIL light has appeared which
means:
• external power is plugged in,
• its voltage and frequency are normal,
• it is ready for use.
ELECTRICAL MENU Normal operation (A) 16/44
Noo,, pprreessss oonn tthhee EXTT PWR ppbb ssw..
The ground cart is now connected.
The green AVAIL light has appeared which
means:
• external power is plugged in,
• its voltage and frequency are normal,
• it is ready for use.
ELECTRICAL MENU
Normal operation (A) 17/44
When the cyan ON light is illuminated, the
ground cart is supplying the aircraft.
ELECTRICAL MENU
Normal operation (A) 18/44
The ECAM ELEC page has been called for you.
We can confirm that the external power is
supplying normal voltage and frequency because
the parameters shown on ECAM are green.
ELECTRICAL MENU
Normal operation (A) 19/44
By following the green lines on the ECAM
page, you can see that the external power is
supplying all the electrical system.
ELECTRICAL MENU
Normal operation (A) 20/44
Notice that, because the engines are not
running, the indications of the associated
generators are in amber, and FAULT is
illuminated in amber on the GEN pb sw.
ELECTRICAL MENU
Normal operation (A) 21/44
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空客a320飞机概述1(27)
